2003 Air & Fuel Delivery

Ford Performance Parts 4.6L 2V PI Intake Manifolds for 1999-2004 MUSTANG - M-9424-P46A

Intake Manifold, Performance Improvement, Composite Plastic, Black, Ford, Each

Part Number: FMS-M-9424-P46A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

S&B Filters Dry Filter Cold Air Intake Kits for 1999-2003 F-350 SUPER DUTY, F-250 SUPER DUTY, 2000-2003 EXCURSION - 75-5062D

Cold Air Intake, Black Plastic Tube, White Dry Filter, Ford, 7.3L, Diesel, Kit

Part Number: SBF-75-5062D

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Spectre Performance Cold Air Intake Kits 9900

Air Intake, Polished Aluminum Tube, Red Filter, Cadillac, Chevy, GMC, Pickup, SUV, 4.8L, 5.3L, 6.0L, V8, Kit

Part Number: SPE-9900

4.57 out of 5 stars ( 133 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

aFe Magnum Force Stage 2 Pro 5R Air Intake Systems for 1997-2004 CORVETTE - 54-10052

aFe Magnum Force Stage 2 Pro 5R Air Intake Systems for 1997-2004 CORVETTE - 54-10052

Air Intake Kit, Magnum Force Stage 2 Pro 5R, Polyethylene Tube, Black, Cotton Gauze Filter, Blue, Chevy, 5.7L, Kit

Part Number: AFE-54-10052

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ICT Billet Intake Manifold Adapters 551316

Adapter, Intake Manifold, Billet Aluminum, Natural, Chevy, LS Small Block, Kit

Part Number: ICB-551316

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

DeatschWerks Fuel Injectors 18U-01-0078-8

Fuel Injectors, 78 lb/hr, Chevy, Ford, Pontiac, Set of 8

Part Number: DWK-18U0100788

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

BBK Power-Plus Series Throttle Bodies 1781

Throttle Body Assembly; Power-Plus Series; Throttle Body; 85mm

Part Number: BBK-1781

4.42 out of 5 stars ( 19 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Standard Motor Fuel Injectors FJ315RP8

Fuel Injector, Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Set of 8

Part Number: SMP-FJ315RP8

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ACDelco Replacement Fuel Injectors 12580426

Fuel Injector, Replacement, Chevy, GMC, 5.3L LS, Each

Part Number: ADO-217-1626

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Airaid Modular Intake Tubes for 1996-2002 4RUNNER, 1995-2004 TACOMA - 510-934

Air Intake Tube, Modular, Polyethylene, Black, Toyota, 3.4L, Each

Part Number: AID-510-934

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Edelbrock Pro-Flo 4 EFI Systems 35710

Fuel Injection System, Pro-Flo 4, Self-Learning Sequential Multi-Port, Satin, 550 HP Max, Gen III & IV LS Cathedral Port, Kit

Part Number: EDL-35710

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley LS Throttle Bodies 112-581

Throttle Bodies, LS Style, Multi-Port Injection, Cable Actuated, 1 Venturi, 105mm, Billet Aluminum, Black Anodized, Chevy, 4.8-7.0L, LS Based, Each

Part Number: HLY-112-581

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley Sniper EFI Fabricated Intakes 820032-1

Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 92mm Throttle Body, 2,200-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Kit

Part Number: SNE-820032-1

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley LS Steam Vent Kits 26-550

Engine Coolant Crossovers, LS Steam Vent Kits, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: HLY-26-550

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PureFlow AirDog II-5G Fuel Air Separation Systems A7SABC509

Fuel Air Separator, AirDog II-5G Fuel Air Separation System, Fuel Pump, 165 gph, Fuel Pressure Regulator, Chevrolet, 6.6L Diesel, Kit

Part Number: PAD-A7SABC509

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley EFI LS Single Plane Split-Design Race Intake Manifolds 300-255

Intake Manifolds, Fuel Injected, LS Single Plane Split-Design Race, Stock/OEM Deck, 2,500-7,000 RPM, Aluminum, Natural, Chevy, Small Block, Each

Part Number: HLY-300-255

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ LS CNC Billet Intake Manifolds SUM-226140S

Billet Aluminum Intake Manifold, Fuel Injected, CNC machined, 102mm Bore Size, Aluminum, Satin, Chevy, LS1, LS2, LS6, Each

Part Number: SUM-226140S

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ICT Billet Fuel Injector Spacers 551348

Fuel Injector Spacers, 1.050 in. Thickness, Billet Aluminum, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Small Block LS, Set of 8

Part Number: ICB-551348

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Painless Performance Fuel Injection Harnesses for 2003-2005 RAM 2500, RAM 3500 - 60250

Wiring Harness, Cummins Diesel, 5.9L, Facilitates Engine Transplants, Each

Part Number: PRF-60250

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley LS Mid-Rise Carbureted Intake Manifolds 300-130

Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Dual Plane, 1,500-6,500 RPM Range, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-130

4.25 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Standard Motor Fuel Injectors FJ315

Fuel Injector, OE Style, with O-rings, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: SMP-FJ315

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley LS Modular Lo-Ram EFI Intake Systems 300-620

Intake Manifolds, LS Modular, Lo-Ram EFI, Cathedral Port Head, Multi-port, Standard Deck, 105mm Bore, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each

Part Number: HLY-300-620

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

DeatschWerks Fuel Injectors 13U-00-0042-8

Fuel Injectors, 42 lb/hr, Dodge, Ram, Set of 8

Part Number: DWK-13U0000428

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Holley Terminator X MAX Stealth 4150 24X LS EFI Fuel Injection Systems 550-1030

Fuel Injection Systems, Terminator X Max, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Aluminum, Gold, Trans Control, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1030

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Top Street Performance Standalone Fuel Injection Wiring Harnesses WH1200

Wiring Harness, Fuel Injection System, Standalone, Drive-By-Cable, LS1, Kit

Part Number: TSN-WH1200

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air